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Expenses by Nature - Summary of Employee Benefits Expenses (Details) - CNY (¥)
¥ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Disclosure Expense By Nature [Abstract]      
Wages, salaries and bonuses ¥ 2,688 ¥ 2,518 ¥ 2,020
Welfare, medical and other expenses 508 453 373
Share-based compensation expenses 823 752 569
Contribution to pension plans 205 192 42
Employee benefits expense ¥ 4,224 ¥ 3,915 ¥ 3,004